CN110042829A - A kind of pile foundation steel bar cage device - Google Patents
A kind of pile foundation steel bar cage device Download PDFInfo
- Publication number
- CN110042829A CN110042829A CN201910463798.6A CN201910463798A CN110042829A CN 110042829 A CN110042829 A CN 110042829A CN 201910463798 A CN201910463798 A CN 201910463798A CN 110042829 A CN110042829 A CN 110042829A
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- China
- Prior art keywords
- cage
- cage body
- periphery
- locating piece
- stake holes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 29
- 239000010959 steel Substances 0.000 title claims abstract description 29
- 210000003205 muscle Anatomy 0.000 claims description 27
- 238000013016 damping Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 239000006185 dispersion Substances 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 description 9
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000027455 binding Effects 0.000 description 1
- 238000009739 binding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of pile foundation steel bar cage devices; for Damping Collapse Loess under Dead Weight; including the cage body for being set in stake holes; the periphery of cage body is provided with the first locating piece; first locating piece offsets with the protection portion for being set in cage body periphery; to position cage body, the periphery of protection portion is for being adjacent to stake holes inner wall.The first locating piece for being set to cage body periphery is in contact with protection portion, i.e. when cage body has inclined trend, first locating piece is by the active force from cage body and is passed to protection portion, since stake holes inner wall is tightly attached in the periphery of protection portion, the contact surface of the two is relatively bigger, the active force that the inside of stake holes is subject to will be more by dispersion, i.e. pressure suffered by stake holes inner wall part is smaller, will not protected portion press to wear, to guarantee that the position of cage body will not change, improve the fixed stability of cage body positioning, it successfully solves in the prior art since collapsible loess chance yew is soft, the labile mass defect in cage body position.
Description
Technical field
The present invention relates to technical field of building construction, more specifically to a kind of pile foundation steel bar cage device.
Background technique
In construction projects, it usually needs setting stake holes constructs pile foundation, and stake holes is under the gravity pressure of overlying soil,
Or under the collective effect of gravity pressure and additonal pressure, once native structure is destroyed rapidly by water-soaked, bearing capacity is sharply
It reduces, therewith the significant additional sinking of generation, especially under the disturbance of the construction machineries such as drilling machine, pile foundation top easily collapse hole makes
The fixed unstable of steel reinforcement cage is obtained, pile foundation construction quality and safety is influenced.And since self-weight collapse loess chance yew is soft, so that steel
The ear muscle of muscle cage penetrates readily through the inside of stake holes, so that steel reinforcement cage run-off the straight, cannot be properly arrived at positioning fixed effect, shadow
Ring engineering safety.
It is mesh in conclusion how to provide a kind of pile foundation steel bar cage device of position stability that can be improved steel reinforcement cage
Preceding those skilled in the art's urgent problem to be solved.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of pile foundation steel bar cages of position stability that can be improved steel reinforcement cage
Device.
To achieve the goals above, the invention provides the following technical scheme:
A kind of pile foundation steel bar cage device is used for Damping Collapse Loess under Dead Weight, including the cage body for being set in stake holes,
The periphery of the cage body is provided with the first locating piece, first locating piece and the protection portion phase for being set in the cage body periphery
It supports, to position the cage body, the periphery of the protection portion is for being adjacent to stake holes inner wall.
Preferably, the cage body includes the main cage at top and the secondary cage that connect with the main cage, first locating piece
It is set to the periphery of the main cage, the periphery of the pair cage is provided with the second locating piece for contacting with stake holes inner wall.
Preferably, first locating piece is chucking lug muscle, and the chucking lug muscle uniformly divides along the periphery of the main cage
Cloth.
Preferably, the quantity of the chucking lug muscle is four, and each chucking lug muscle is welded on the main cage.
Preferably, second locating piece is wheeled cushion block, and the wheeled cushion block is along the axial direction interval of the secondary cage
Several groups are set, and the quantity of wheeled cushion block described in every group is 4, and each wheeled cushion block is uniform along the periphery of the secondary cage
Distribution.
Preferably, between wheeled cushion block described in each group between be divided into 2m~3m.
Preferably, the wheeled cushion block is the concrete pad that thickness is greater than or equal to 6cm.
Preferably, the protection portion is round casing, and the length of the round casing is more than or equal to 4m.
Pile foundation steel bar cage device provided by the invention is used for Damping Collapse Loess under Dead Weight, including for being set to stake holes
Interior cage body, the periphery of cage body are provided with the first locating piece, and the first locating piece offsets with the protection portion for being set in cage body periphery, with
Cage body is positioned, the periphery of protection portion is for being adjacent to stake holes inner wall.Wherein, the first locating piece and protection portion of cage body periphery are set to
It is in contact, i.e., when cage body has inclined trend, the first locating piece is by the active force from cage body and is passed to guarantor
Shield portion, since stake holes inner wall is tightly attached in the periphery of protection portion, the contact surface of the two is relatively bigger, the effect that the inside of stake holes is subject to
Power will be more dispersed, i.e., pressure suffered by stake holes inner wall part is smaller, will not protected portion press to wear, to guarantee the position of cage body
Setting will not change, and improve the fixed stability of cage body positioning, successfully solve in the prior art since collapsible loess meets water
It is soft, the labile mass defect in cage body position.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of pile foundation steel bar cage device provided by the present invention.
In Fig. 1:
1 it is round casing, 2 be main cage, 3 be secondary cage, 4 be chucking lug muscle, 5 be wheeled cushion block, 6 is stake holes inner wall.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Core of the invention is to provide a kind of pile foundation steel bar cage device of position stability that can be improved steel reinforcement cage.
Referring to FIG. 1, Fig. 1 is the structural schematic diagram of pile foundation steel bar cage device provided by the present invention.
Pile foundation steel bar cage device provided by the present invention is used for Damping Collapse Loess under Dead Weight, including for being set to stake
Cage body in hole, the periphery of cage body are provided with the first locating piece, and the first locating piece offsets with the protection portion for being set in cage body periphery,
To position cage body, the periphery of protection portion is for being adjacent to stake holes inner wall 6.
Wherein, cage body is generally steel reinforcement cage and has poured concrete, identical with the Force principle of column, longitudinal reinforcement, cage
Body primarily serves drawing-resistant function, the compression strength of concrete is high but tensile strength be it is very low, play the role of constraint to concrete,
Make it to bear certain horizontal force.
In bridges and culverts or high-building construction, according to requiring to drive piles, method be with using machine punching and
Water mill drilling, and hole depth reaches design requirement, then transfers steel reinforcement cage to stake holes, is inserted into conduit and carries out concrete casting.
It should be noted that the periphery of cage body is provided with the first locating piece, the first locating piece prevents it for fixing cage body
It moves, thus, the first locating piece can be set multiple, and multiple first locating pieces are uniformly arranged on the different positions of cage body
It sets, so that cage body uniform force, also can be set the first locating piece of only integral type of the setting one along cage body peripheral distribution, with
It realizes and fixes, user can be selected with actual conditions, is not specifically limited herein.
It is understood that protection portion is arranged on the outside of cage body, for dispersing active force suffered by the first locating piece
And it is transferred to stake holes inner wall 6, thus, protection portion can be the arc plate body to match with stake holes inner wall 6, be also possible to one
Cylinder, installation fixation it is more convenient.
The first locating piece for being set to cage body periphery is in contact with protection portion, i.e., when cage body has inclined trend, the
Positioning piece is by the active force from cage body and is passed to protection portion, since stake holes inner wall is tightly attached in the periphery of protection portion
6, the contact surface of the two is relatively bigger, and the active force that the inside of stake holes is subject to will be more by dispersion, i.e., suffered by 6 part of stake holes inner wall
The pressure arrived is smaller, will not protected portion press to wear, to guarantee that the position of cage body will not change, it is fixed to improve cage body positioning
Stability successfully solves in the prior art since collapsible loess chance yew is soft, and the labile quality in cage body position lacks
It falls into.
Cage body includes the main cage 2 at top and the secondary cage 3 that connect with main cage 2, the first locating piece be set to main cage 2 outside
Week, the periphery of secondary cage 3 are provided with the second locating piece for contacting with stake holes inner wall 6.
Wherein, main cage 2 is generally reinforcing bar and concrete is constituted, and used reinforcing bar is more, to guarantee the steady of its structure
It is qualitative, and 3 general, secondary cage are formed by reinforcement fabrication, are facilitated placement sound detecting pipe, be can detecte out a pile using sound detecting pipe
Quality, sound detecting pipe are that probe enters the channel inside pile body when bored concrete pile carries out supersonic testing method.In order to avoid sound detecting pipe
Close to the inside of stake holes, the periphery of secondary cage 3 is provided with the second locating piece for contacting with stake holes inner wall 6, it is fixed by second
Position part can make to reserve certain space between the periphery and stake holes inner wall 6 of secondary cage 3, to prevent the sound detecting pipe being arranged on secondary cage 3
It is damaged or influences pile measurement.
In a kind of specific embodiment about the first locating piece, the first locating piece is chucking lug muscle 4, and chucking lug muscle
4 are uniformly distributed along the periphery of main cage 2.
Wherein, chucking lug muscle 4 is outwardly directed component trapezoidal or rectangular made of bar bending, mainly to master
Cage 2 is fixed on the positioning, while can also play the role of protective layer, protects main cage 2 not straight with stake holes inner wall 6 or protection portion
Contact, thus, chucking lug muscle 4 be generally arranged it is multiple, make winner's cage 2 in all directions all will not with stake holes inner wall 6 or protect
Shield portion directly contacts, it is preferred that the quantity of chucking lug muscle 4 is four, and each chucking lug muscle 4 is welded on main cage 2.It is each fixed
Ear muscle 4 needs of chucking lug muscle 4 in position are uniformly distributed along the periphery of main cage 2, i.e., the company of two neighboring chucking lug muscle 4 and main 2 center of cage
Line is mutually perpendicular to, at this point, main cage 2 keep center condition, will not run-off the straight, avoid in casting concrete, Concrete Thick
The problem of degree is uneven, causes inconvenient removing, broken pile, certainly, the quantity and setting form of chucking lug muscle 4 are not limited to
Mode is stated, three chucking lug muscle 4 can also be set, and the line of three chucking lug muscle 4 is equilateral triangle, three chucking lug muscle
Active force suffered by 4 mutually balances, and with the main cage 2 of fixation, chucking lug muscle 4 can be welded on main cage 2, the connection relationship of the two
Stronger, chucking lug muscle 4 can also be fixed on main cage 2 by modes such as bindings, be not specifically limited herein.
In a kind of specific embodiment about the second locating piece, the second locating piece is wheeled cushion block 5, wheeled cushion block 5
Several groups are set along the axial direction interval of secondary cage 3, the quantity of every group of wheeled cushion block 5 is 4, and each wheeled cushion block 5 is along pair
The periphery of cage 3 is uniformly distributed.
Wherein, the foreign steamer of wheeled cushion block 5 is in contact with stake holes inner wall 6, and wheeled cushion block 5 can be horizontally disposed with or vertically
The set-up modes such as setting, it is to be understood that if wheeled cushion block 5 can facilitate secondary cage 3 being placed in stake holes using being vertically arranged
Interior, when placement, wheeled cushion block 5 was rotated along decentralization direction, reduced frictional force, and several groups are arranged along the axial direction interval of secondary cage 3
Wheeled cushion block 5 can guarantee being more uniformly stressed for secondary cage 3, and the thickness of wheeled cushion block 5 is much larger than used in the prior art
The contact area of the thickness of ear muscle, wheeled cushion block 5 and stake holes inner wall 6, i.e., forced area is bigger, reduces suffered by stake holes inner wall 6
The pressure arrived makes wheeled cushion block 5 be not easy to penetrate among stake holes inner wall 6, preferably plays the role of positioning protection.Every group of wheeled pad
The quantity of block 5 and setting position are simultaneously not particularly limited, as long as the wheeled cushion block 5 that secondary cage 3 is fixed on the positioning can be arranged
Mode can be applied in technical solution provided by the present invention.
Preferably, between the wheeled cushion block 5 of each group between be divided into 2m~3m, it is to be understood that between the wheeled cushion block 5 of each group
Interval be preferably a fixed value, to guarantee that the uniform force of secondary cage 3, stability are more preferable.Wheeled cushion block 5 can be big using thickness
In or equal to 6cm concrete pad, the hardness of concrete pad is higher, is unlikely to deform, and at low cost, and concrete pad can be with
It is mounted on secondary cage 3 when processing secondary cage 3, selecting thickness to be greater than or equal to 6cm concrete pad is to guarantee concrete
There is enough contacts area, certainly, the specific size and use material of wheeled cushion block 5 can between cushion block and stake holes inner wall 6
To be selected according to the actual situation, using wooden or irony wheel body, particular determination is not done herein.
In a kind of specific embodiment about protection portion, protection portion is round casing 1, and the length of round casing 1
More than or equal to 4m.
Wherein, round casing 1 can be by it is in the prior art for protect cage body top component casing lengthen and
At because the length of casing in the prior art is usually 1.5~2.5m, length is inadequate, cannot stretch to first with main cage 2
The length of round casing 1 is set greater than equal to 4m by the position that locating piece is in contact, and round casing 1 is enabled to withstand card
Tight first locating piece, round casing 1, which generally requires, protrudes into stake top or less 30mm, and certainly, round casing 1 may be individually additional
The component of setting, as long as main cage 2 can be positioned to fixed structure type can be applied to technical solution provided by the present invention
In.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Pile foundation steel bar cage device row provided by the present invention is discussed in detail above.Specific case pair used herein
The principle of the present invention and embodiment are expounded, method of the invention that the above embodiments are only used to help understand
And its core concept.It should be pointed out that for those skilled in the art, before not departing from the principle of the invention
It puts, can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the guarantor of the claims in the present invention
It protects in range.
Claims (8)
1. a kind of pile foundation steel bar cage device, which is characterized in that including the cage body for being set in stake holes, the periphery of the cage body
It is provided with the first locating piece, first locating piece offsets with the protection portion for being set in the cage body periphery, to position the cage
Body, the periphery of the protection portion is for being adjacent to stake holes inner wall (6).
2. pile foundation steel bar cage device according to claim 1, which is characterized in that the cage body includes the main cage (2) at top
And the secondary cage (3) connecting with the main cage (2), first locating piece are set to the periphery of the main cage (2), the pair cage
(3) periphery is provided with the second locating piece for contacting with stake holes inner wall (6).
3. pile foundation steel bar cage device according to claim 2, which is characterized in that first locating piece is chucking lug muscle
(4), and the chucking lug muscle (4) is uniformly distributed along the periphery of the main cage (2).
4. pile foundation steel bar cage device according to claim 3, which is characterized in that the quantity of the chucking lug muscle (4) is four
It is a, and each chucking lug muscle (4) is welded on the main cage (2).
5. according to pile foundation steel bar cage device described in right 4, which is characterized in that second locating piece is wheeled cushion block (5), institute
It states wheeled cushion block (5) and several groups, the quantity of wheeled cushion block (5) described in every group is set along the axial direction interval of the secondary cage (3)
It is 4, and each wheeled cushion block (5) is uniformly distributed along the periphery of the secondary cage (3).
6. pile foundation steel bar cage device according to claim 5, which is characterized in that between wheeled cushion block (5) described in each group
Between be divided into 2m~3m.
7. pile foundation steel bar cage device according to claim 6, which is characterized in that the wheeled cushion block (5) is greater than for thickness
Or the concrete pad equal to 6cm.
8. pile foundation steel bar cage device according to any one of claims 1 to 7, which is characterized in that the protection portion is circle
Casing (1), and the length of the round casing (1) is more than or equal to 4m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910463798.6A CN110042829A (en) | 2019-05-30 | 2019-05-30 | A kind of pile foundation steel bar cage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910463798.6A CN110042829A (en) | 2019-05-30 | 2019-05-30 | A kind of pile foundation steel bar cage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110042829A true CN110042829A (en) | 2019-07-23 |
Family
ID=67284132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910463798.6A Pending CN110042829A (en) | 2019-05-30 | 2019-05-30 | A kind of pile foundation steel bar cage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110042829A (en) |
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|---|---|---|---|---|
| CN203096777U (en) * | 2013-02-05 | 2013-07-31 | 宁波交通工程建设集团有限公司 | Ultrasonic testing structure for concrete friction pile |
| CN103603344A (en) * | 2013-12-06 | 2014-02-26 | 中冶建工集团有限公司 | Rotary drilling and pile filling construction method capable of preventing hole collapse |
| RU2514079C1 (en) * | 2012-11-07 | 2014-04-27 | Общество с ограниченной ответственностью "МПО РИТА" | Method to erect bored pile |
| CN104480934A (en) * | 2014-12-12 | 2015-04-01 | 中铁十九局集团有限公司 | Underwater drilled pile foundation construction system capable of recycling outer steel casing and construction method thereof |
| CN107246006A (en) * | 2017-06-29 | 2017-10-13 | 深圳市蛇口招商港湾工程有限公司 | Concrete-pile reinforcement cage structure and pile-filling method |
| CN107747309A (en) * | 2017-10-13 | 2018-03-02 | 广州市高速公路有限公司 | Pile In Karst Area protector and its construction method |
| CN207714309U (en) * | 2017-11-09 | 2018-08-10 | 上海工程勘察设计有限公司 | Borehole filling pile cage of reinforcement |
| CN208219631U (en) * | 2018-04-11 | 2018-12-11 | 中建七局第四建筑有限公司 | A kind of borehole filling pile cage of reinforcement protection structure |
| CN210288354U (en) * | 2019-05-30 | 2020-04-10 | 中铁十一局集团第三工程有限公司 | Pile foundation reinforcement cage device |
-
2019
- 2019-05-30 CN CN201910463798.6A patent/CN110042829A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2514079C1 (en) * | 2012-11-07 | 2014-04-27 | Общество с ограниченной ответственностью "МПО РИТА" | Method to erect bored pile |
| CN203096777U (en) * | 2013-02-05 | 2013-07-31 | 宁波交通工程建设集团有限公司 | Ultrasonic testing structure for concrete friction pile |
| CN103603344A (en) * | 2013-12-06 | 2014-02-26 | 中冶建工集团有限公司 | Rotary drilling and pile filling construction method capable of preventing hole collapse |
| CN104480934A (en) * | 2014-12-12 | 2015-04-01 | 中铁十九局集团有限公司 | Underwater drilled pile foundation construction system capable of recycling outer steel casing and construction method thereof |
| CN107246006A (en) * | 2017-06-29 | 2017-10-13 | 深圳市蛇口招商港湾工程有限公司 | Concrete-pile reinforcement cage structure and pile-filling method |
| CN107747309A (en) * | 2017-10-13 | 2018-03-02 | 广州市高速公路有限公司 | Pile In Karst Area protector and its construction method |
| CN207714309U (en) * | 2017-11-09 | 2018-08-10 | 上海工程勘察设计有限公司 | Borehole filling pile cage of reinforcement |
| CN208219631U (en) * | 2018-04-11 | 2018-12-11 | 中建七局第四建筑有限公司 | A kind of borehole filling pile cage of reinforcement protection structure |
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